add interrupt handling section

diff --git a/interrupts/interrupt_handling.mdwn b/interrupts/interrupt_handling.mdwn
index 57cfed24da5a8b7590382bb4fe43e59e5dfb3d0f..1af87d41cdc8614a820570cd7fec239218c70e48 100644 (file)
--- a/interrupts/interrupt_handling.mdwn
+++ b/interrupts/interrupt_handling.mdwn
@@ -30,5 +30,9 @@ luke.leighton@gmail.com, sending the appropriate text, for inclusion here.
   has been modified from its original (which could handle up to XLEN
   separate lines) to a hierarchical arrangement that can handle up to
   1024 separate and distinct IRQs
-  <http://git.libre-riscv.org/?p=shakti-peripherals.git;a=blob;f=src/peripherals/plic/plic.bsv>
+  <http://git.libre-riscv.org/?p=shakti-peripherals.git;a=blob;f=src/peripherals/plic/plic.bsv>.  A code-generator tool
+  <http://git.libre-riscv.org/?p=pinmux.git> will take care of the task
+  of auto-generating the #defines for the linux kernel, and presently
+  already takes care of the task of generating the PLIC fabric interconnect.
+